bump version, work with vs2015

Author: darrenkopp

libsassnet/libsassnet.nuspec

@@ -2,7 +2,7 @@
 <package>
 	<metadata>
 		<id>$id$</id>
-		<version>3.2.5</version>
+		<version>3.2.5.1</version>
 		<authors>Darren Kopp</authors>
     <owners>Darren Kopp</owners>
 		<licenseUrl>https://github.com/darrenkopp/libsass-net/blob/master/LICENSE</licenseUrl>

libsassnet/libsassnet.x64.nuspec

@@ -2,7 +2,7 @@
 <package>
 	<metadata>
 		<id>$id$.x64</id>
-		<version>3.2.5</version>
+		<version>3.2.5.1</version>
 		<authors>Darren Kopp</authors>
 		<owners>Darren Kopp</owners>
 		<licenseUrl>https://github.com/darrenkopp/libsass-net/blob/master/LICENSE</licenseUrl>

pack.cmd

@@ -1,5 +1,5 @@
 @echo off
-@SET Framework40Version=12.0
+@SET Framework40Version=14.0
 
 @if "%PathToMsBuild32%"=="" (
   @for /F "tokens=1,2*" %%i in ('reg query "HKLM\SOFTWARE\Wow6432Node\Microsoft\MSBuild\ToolsVersions\%Framework40Version%" /v "MSBuildToolsPath"') DO (